1947 - Yes, date unknown
 | Jan Beyers van Dyk 1970-Yes, date unknown |
| Jan Beyers van Dyk | |
| B: | 17 May 1970 |
| D: | Yes, date unknown |
| Gertuida Johanna Louisa Janse Van Rensburg 1947-Yes, date unknown |
| Gertuida Johanna Louisa Janse Van Rensburg | |
| B: | 13 Jul 1947 |
| D: | Yes, date unknown |
| Sybrand van Dyk 1947-2005 |
| Sybrand van Dyk | |
| B: | 7 Nov 1947 |
| D: | 12 Jan 2005 |
| Pretoria, Transvaal, Suid-Afrika | |
